?url_ver=Z39.88-2004&rft_id=1717041034&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+VARIASI+KOMPOSISI+GRAFIT+DAN+POLYANION+Na2FeSiO4+BERBASIS+SILIKA+SEKAM+PADI+PADA+SUHU+SINTERING+800+oC+TERHADAP+FASA+KRISTAL+DAN+SIFAT+LISTRIK+DALAM+PEMBENTUKAN+KATODE+SODIUM+ION+BATTERIES+(SIBs)&rft.creator=SUTIARNO%2C+1717041034&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.description=Pembuatan+katode+Sodium+ion+Batteries+(SIBs)+dari+bahan+grafit+dan+Na2FeSiO4+berbasis+silika+sekam+padi+telah+dilakukan.+Silika+pada+penelitian+ini+diekstrak+menggunakan+metode+sol-gel.+Bahan+tersebut+dicampur+dengan+NaOH%2C+Fe(NO3)3.9H2O+yang+diikat+oleh+C6H8O7.H2O+yang+dilarutkan+dengan+H2O+untuk+membentuk+senyawa+Na2FeSiO4+dengan+menggunakan+metode+sol-gel.+Senyawa+Na2FeSiO4+yang+dihasilkan+disintering+menggunakan+suhu+800+OC+dengan+waktu+tahan+10+jam.+Kemudian%2C+senyawa+Na2FeSiO4+dan+grafit+divariasikan+komposisi+yang+diikat+oleh+polimer+berupa+CMC+yang+dilarutkan+dengan+N-Methylpyrolidine+dan+dikeringkan+T%3D120+oC+selama+%3D+1+jam.+Lalu%2C+sampel+dianalisis+menggunakan+FTIR%2C+XRD%2C+UV-Vis+DRS%2C+dan+LCR+Meter.+Senyawa+Na2FeSiO4+pada+sampel+dicirikan+dengan+keberadaan+gugus+Na-O%2C+Fe-O%2C+Si-O%2C+dan+seiring+penambahan+grafit+pada+sampel+terdapat+pergeseran+gugus+C%3DC+di+area+bilangan+gelombang+1580-1595+cm-1.+Kemudian%2C+hasil+analisis+fasa+menunjukkan+adanya+4+fasa+kristal+yang+terbentuk+yaitu+Na2FeSiO4%2C+Na2SiO3%2C+SiO2+dan+grafit.+Seiring+penambahan+grafit+pada+sampel+terdapat+kenaikan+nilai+intensitas+fasa+grafit+di+2%CE%B8%3D26%2C56o+pada+difraktogram.+Banyaknya+komposisi+grafit+pada+sampel+berhasil+menurunkan+nilai+energi+band+gap+dengan+nilai+hasil+pengujian+berturut-turut+2%2C25%3B+1%2C84%3B+1%2C70%3B+dan+1%2C69+eV.+Lalu%2C+berdasarkan+hasil+pengujian+nilai+konduktivitas+listrik+pada+sampel+katode+termasuk+ke+dalam+bahan+semikonduktor+dengan+nilai+pengujian+mencapai+10-2+S%2Fm.%0D%0AKata+Kunci+%3A+Energi+band+gap%2C+gugus+fungsi%2C+konduktivitas+listrik%2C+Na2FeSiO4%2C+silika+sekam+padi%2C+struktur+kristal%2C+grafit%2C+CMC.%0D%0A%0D%0AThe+Synthesis+of+Sodium-ion+Batteries+(SIBs)+cathodes+from+graphite+and+Na2FeSiO4+materials+based+on+rice+husks+was+successfully+carried+out.+Silica+in+this+study+was+obtained+from+rice+husks+extracted+using+the+sol-gel+method.+Then%2C+the+extracted+silica+was+mixed+with+NaOH%2C+Fe(NO3)3.9H2O+bound+by+C6H8O7.+H2O+to+form+The+Na2FeSiO4+compound+by+using+sol-gel+method.+Then%2C+the+Na2FeSiO4+compound+was+sintered+at+a+temperature+of+800+OC+with+a+lasting+time+of+10+hours.+After+that%2C+Na2FeSiO4+and+graphite+compounds+were+varied+in+composition+that+bound+by+a+polymer+in+the+form+of+CMC.+The+dissolved+with+N-Methylpyrolidine+and+dried+at+T%3D120+oC+for+%3D+1+hour.+The+resulting+cathode+sample+was+analyzed+using+FTIR%2C+XRD%2C+UV-Vis+DRS%2C+and+LCR+Meter.+The+Compound+Na2FeSiO4+in+the+sample+was+characterized+by+the+presence+of+the+Na-O%2C+Fe-O%2C+and+Si-O+groups%2C+and+in+line+with+the+addition+of+graphite+to+the+sample+there+was+a+shift+of+the+C+%3D+C+group+in+the+area+of+the+wave+number+1580-1595+cm-1.+Then%2C+the+results+of+phase+analysis+show+that+there+were+4+phase+crystals+formed%2C+namely+Na2FeSiO4%2C+Na2SiO3%2C+SiO2+and+graphite.+In+line+with+the+addition+of+graphite+to+the+sample%2C+there+was+an+increase+in+the+value+of+the+graphite+phase+intensity+at+2%CE%B8%3D26.56o+on+the+diffractgram.+A+large+amount+of+graphite+composition+in+the+sample+managed+to+reduce+the+energy+value+of+the+band+gap+with+a+successive+test+result+value+of+2.25%3B+1%2C84%3B+1%2C70%3B+and+1.69+eV.+Then%2C+based+on+the+test+results%2C+the+electrical+conductivity+value+in+the+cathode+sample+was+included+in+the+semiconductor+material+with+a+test+value+of+up+to+10-2+S%2Fm.%0D%0AKeywords+%3A+Band+gap+energy%2C+functional+groups%2C+electrical+conductivity%2C+Na2FeSiO4%2C+graphite%2C+CMC%2C+rice+husk+silica%2C+crystal+structure.&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2022-07-11&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F64702%2F1%2F1.%2520ABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F64702%2F2%2F2.%2520SKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F64702%2F3%2F3.%2520SKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++SUTIARNO%2C+1717041034++(2022)+PENGARUH+VARIASI+KOMPOSISI+GRAFIT+DAN+POLYANION+Na2FeSiO4+BERBASIS+SILIKA+SEKAM+PADI+PADA+SUHU+SINTERING+800+oC+TERHADAP+FASA+KRISTAL+DAN+SIFAT+LISTRIK+DALAM+PEMBENTUKAN+KATODE+SODIUM+ION+BATTERIES+(SIBs).++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F64702%2F